JPS5346041A - Secret and invisible record and its manufacture - Google Patents

Secret and invisible record and its manufacture

Info

Publication number
JPS5346041A
JPS5346041A JP12106576A JP12106576A JPS5346041A JP S5346041 A JPS5346041 A JP S5346041A JP 12106576 A JP12106576 A JP 12106576A JP 12106576 A JP12106576 A JP 12106576A JP S5346041 A JPS5346041 A JP S5346041A
Authority
JP
Japan
Prior art keywords
secret
manufacture
invisible record
recorded
invisible
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP12106576A
Other languages
Japanese (ja)
Inventor
Hiroshi Hanada
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Canon Inc
Original Assignee
Canon Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Canon Inc filed Critical Canon Inc
Priority to JP12106576A priority Critical patent/JPS5346041A/en
Publication of JPS5346041A publication Critical patent/JPS5346041A/en
Pending legal-status Critical Current

Links

Landscapes

  • Credit Cards Or The Like (AREA)
  • Thermal Transfer Or Thermal Recording In General (AREA)

Abstract

PURPOSE: To secretly hold an image, such as, design, sign, and seal accurately by covering at least one side face of a recorded layer which has been recorded by the heat mode with a filter which does not transmit visible light, but transmits infrared ray.
COPYRIGHT: (C)1978,JPO&Japio
JP12106576A 1976-10-08 1976-10-08 Secret and invisible record and its manufacture Pending JPS5346041A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12106576A JPS5346041A (en) 1976-10-08 1976-10-08 Secret and invisible record and its manufacture

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12106576A JPS5346041A (en) 1976-10-08 1976-10-08 Secret and invisible record and its manufacture

Publications (1)

Publication Number Publication Date
JPS5346041A true JPS5346041A (en) 1978-04-25

Family

ID=14801962

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12106576A Pending JPS5346041A (en) 1976-10-08 1976-10-08 Secret and invisible record and its manufacture

Country Status (1)

Country Link
JP (1) JPS5346041A (en)

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5755837A (en) * 1980-07-07 1982-04-03 Ootomeidetsudo Paakeejingu Sys Plastic web or sheet-shaped article with electromagnetic wavelength shifting controlling verifying seal
JPS59157779A (en) * 1983-02-25 1984-09-07 Nippon Denso Co Ltd Infrared information medium
JPS59199284A (en) * 1983-04-27 1984-11-12 Dainippon Printing Co Ltd Thermal and magnetic recording medium
JPS6080489U (en) * 1983-11-08 1985-06-04 大日本印刷株式会社 information label
JPS60148659U (en) * 1984-03-15 1985-10-02 株式会社ウェルキャット Information recording card
JPS62278083A (en) * 1986-05-28 1987-12-02 Dainippon Printing Co Ltd Recording medium
JPS62278084A (en) * 1986-05-28 1987-12-02 Dainippon Printing Co Ltd Recording medium
JPH01152487A (en) * 1987-12-09 1989-06-14 Nippon Kanri Raberu:Kk Hidden print label and apparatus for manufacturing the same

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5755837A (en) * 1980-07-07 1982-04-03 Ootomeidetsudo Paakeejingu Sys Plastic web or sheet-shaped article with electromagnetic wavelength shifting controlling verifying seal
JPS59157779A (en) * 1983-02-25 1984-09-07 Nippon Denso Co Ltd Infrared information medium
JPS59199284A (en) * 1983-04-27 1984-11-12 Dainippon Printing Co Ltd Thermal and magnetic recording medium
JPS6080489U (en) * 1983-11-08 1985-06-04 大日本印刷株式会社 information label
JPH0228544Y2 (en) * 1983-11-08 1990-07-31
JPS60148659U (en) * 1984-03-15 1985-10-02 株式会社ウェルキャット Information recording card
JPH0426922Y2 (en) * 1984-03-15 1992-06-29
JPS62278083A (en) * 1986-05-28 1987-12-02 Dainippon Printing Co Ltd Recording medium
JPS62278084A (en) * 1986-05-28 1987-12-02 Dainippon Printing Co Ltd Recording medium
JPH01152487A (en) * 1987-12-09 1989-06-14 Nippon Kanri Raberu:Kk Hidden print label and apparatus for manufacturing the same
JPH0549237B2 (en) * 1987-12-09 1993-07-23 Nippon Kanri Raberu Kk

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